Nation
The word that means from another country is "foreign."
Another word for country estates is villa or villas.
Another word for leaders of a country is "heads of state" or "chief executives."
A country that is a 'friend' of another country is called an ally.
The word that describes people who leave their homeland and settle in another country is "immigrants." Immigrants move to a new country for various reasons, including economic opportunities, safety, or family reunification. They often contribute to the cultural and economic fabric of their new communities.
Exotic.
Another word for brand new is pristine.
Nation
The word that means someone arriving from another country is "immigrant."
The word for a new settlement in a country or region is colony
Exports.
Small world/country. :P